Electric mixer



FIG. 1 is a side elevational view of an electric mixer showing my new design;

FIG. 2 is a side elevational view opposite that shown in FIG. 1;

FIG. 3 is a top plan view;

FIG. 4 is a bottom plan view;

FIG. 5 is a right end elevational view;

FIG. 6 is a left end elevational view; and

FIG. 7 is a top and side perspective view thereof from the right end of FIG. 1. 

The ornamental design for an electric mixer, as shown. 